[ZJOI2008]泡泡堂

贪心, 最强/最弱的能赢就打,否则自己最弱的打对手最强的。

/**
 * Problem:BNB
 * Author:Shun Yao
 * Time:2013.5.30
 * Result:Accepted
 * Memo:greedy
 */

#include <cstdio>
#include <algorithm>

long n, x[100000], y[100000];

long solve(long A[], long B[]) {
	static long ret, i, j, k, l;
	ret = i = j = 0;
	k = l = n - 1;
	while (i <= k) {
		if (A[i] > B[j]) {
			ret += 2;
			++i;
			++j;
		} else if (A[k] > B[l]) {
			ret += 2;
			--k;
			--l;
		} else {
			ret += A[i] == B[l];
			++i;
			--l;
		}
	}
	return ret;
}

int main() {
	static long i;
	freopen("bnb.in", "r", stdin);
	freopen("bnb.out", "w", stdout);
	scanf("%ld", &n);
	for (i = 0; i < n; ++i)
		scanf("%ld", x + i);
	for (i = 0; i < n; ++i)
		scanf("%ld", y + i);
	std::sort(x, x + n);
	std::sort(y, y + n);
	printf("%ld %ld", solve(x, y), (n << 1) - solve(y, x));
	fclose(stdin);
	fclose(stdout);
	return 0;
}

 

posted @ 2013-06-03 14:45  hsuppr  阅读(181)  评论(0编辑  收藏  举报